error: lifetime may not live long enough --> $DIR/ref-struct.rs:11:9 | LL | fn ref_Struct(self: &Struct, f: &u32) -> &u32 { | - - let's call the lifetime of this reference `'1` | | | let's call the lifetime of this reference `'2` LL | f | ^ associated function was supposed to return data with lifetime `'2` but it is returning data with lifetime `'1` | help: consider introducing a named lifetime parameter and update trait if needed | LL | fn ref_Struct<'a>(self: &'a Struct, f: &'a u32) -> &u32 { | ++++ ++ ++ error: lifetime may not live long enough --> $DIR/ref-struct.rs:16:9 | LL | fn box_ref_Struct(self: Box<&Struct>, f: &u32) -> &u32 { | - - let's call the lifetime of this reference `'1` | | | let's call the lifetime of this reference `'2` LL | f | ^ associated function was supposed to return data with lifetime `'2` but it is returning data with lifetime `'1` | help: consider introducing a named lifetime parameter and update trait if needed | LL | fn box_ref_Struct<'a>(self: Box<&'a Struct>, f: &'a u32) -> &u32 { | ++++ ++ ++ error: lifetime may not live long enough --> $DIR/ref-struct.rs:21:9 | LL | fn pin_ref_Struct(self: Pin<&Struct>, f: &u32) -> &u32 { | - - let's call the lifetime of this reference `'1` | | | let's call the lifetime of this reference `'2` LL | f | ^ associated function was supposed to return data with lifetime `'2` but it is returning data with lifetime `'1` | help: consider introducing a named lifetime parameter and update trait if needed | LL | fn pin_ref_Struct<'a>(self: Pin<&'a Struct>, f: &'a u32) -> &u32 { | ++++ ++ ++ error: lifetime may not live long enough --> $DIR/ref-struct.rs:26:9 | LL | fn box_box_ref_Struct(self: Box>, f: &u32) -> &u32 { | - - let's call the lifetime of this reference `'1` | | | let's call the lifetime of this reference `'2` LL | f | ^ associated function was supposed to return data with lifetime `'2` but it is returning data with lifetime `'1` | help: consider introducing a named lifetime parameter and update trait if needed | LL | fn box_box_ref_Struct<'a>(self: Box>, f: &'a u32) -> &u32 { | ++++ ++ ++ error: lifetime may not live long enough --> $DIR/ref-struct.rs:31:9 | LL | fn box_pin_Struct(self: Box>, f: &u32) -> &u32 { | - - let's call the lifetime of this reference `'1` | | | let's call the lifetime of this reference `'2` LL | f | ^ associated function was supposed to return data with lifetime `'2` but it is returning data with lifetime `'1` | help: consider introducing a named lifetime parameter and update trait if needed | LL | fn box_pin_Struct<'a>(self: Box>, f: &'a u32) -> &u32 { | ++++ ++ ++ error: aborting due to 5 previous errors